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(439877) 1999 XM141

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(439877) 1999 XM141

Summary

(439877) 1999 XM141 is an asteroid[1].

Key Facts

  • (439877) 1999 XM141 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (439877) 1999 XM141's instance of is recorded as asteroid[3].
  • (439877) 1999 XM141's instance of is recorded as potentially hazardous asteroid[4].
  • (439877) 1999 XM141's instance of is recorded as near-Earth object[5].
  • (439877) 1999 XM141's site of astronomical discovery is recorded as Experimental Test Site[6].
  • (439877) 1999 XM141's minor planet group is recorded as Apollo asteroid[7].
  • (439877) 1999 XM141's parent astronomical body is recorded as Sun[8].
  • (439877) 1999 XM141's provisional designation is recorded as 1999 XM141[9].
  • (439877) 1999 XM141's time of discovery or invention is recorded as +1999-12-13T00:00:00Z[10].
  • (439877) 1999 XM141's JPL Small-Body Database SPK-ID is recorded as 20439877[11].
  • (439877) 1999 XM141's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.3691875257215014'}[12].
  • (439877) 1999 XM141's absolute magnitude is recorded as {'unit': '1', 'amount': '+19.69'}[13].
  • (439877) 1999 XM141's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+21.6225947155168'}[14].
  • (439877) 1999 XM141's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+501.9827368047666'}[15].
  • (439877) 1999 XM141's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+72.97739204207579'}[16].
  • (439877) 1999 XM141's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.236118871563034'}[17].
  • (439877) 1999 XM141's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.692478539253045'}[18].
  • (439877) 1999 XM141's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+0.779759203873023'}[19].
  • (439877) 1999 XM141's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+105.7965337662775'}[20].
  • (439877) 1999 XM141's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+121.2265108536568'}[21].
  • (439877) 1999 XM141's Google Knowledge Graph ID is recorded as /g/12z658hl9[22].
  • (439877) 1999 XM141's Wolfram Language entity code is recorded as Entity["MinorPlanet", "MinorPlanet439877Provisional1999XM141"][23].
  • (439877) 1999 XM141's Minor Planet Center body ID is recorded as 439877[24].
  • (439877) 1999 XM141's epoch is recorded as May 5, 2025[25].
  • (439877) 1999 XM141's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460631.4621786345'}[26].

Body

Designation and Status

Recorded instance of include asteroid[3], potentially hazardous asteroid[4], and near-Earth object[5].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  5. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [11] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  11. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [22] ↑ . wikidata.org.
  22. [23] ↑ . wikidata.org.
  23. [24] ↑ . wikidata.org.
  24. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). (439877) 1999 XM141. Retrieved May 3, 2026, from https://4ort.xyz/entity/-439877-1999-xm141
MLA “(439877) 1999 XM141.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-439877-1999-xm141.
BibTeX @misc{4ortxyz_-439877-1999-xm141_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(439877) 1999 XM141}}, year = {2026}, url = {https://4ort.xyz/entity/-439877-1999-xm141}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (439877) 1999 XM141 — https://4ort.xyz/entity/-439877-1999-xm141 (retrieved 2026-05-03)

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